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KA3843B Datasheet Smps Controller

Manufacturer: Fairchild (now onsemi)

Overview: .fairchildsemi. KA3842B/KA3843B/KA3844B/ KA3845B SMPS Controller.

General Description

The KA3842B/KA3843B/KA3844B/KA3845B are fixed frequency current-mode PWM controller.

They are specially designed for Off - Line and DC-to-DC converter applications with minimum external ponents.

These integrated circuits

Key Features

  • Low Start up Current.
  • Maximum Duty Clamp.
  • UVLO With Hysteresis.
  • Operating Frequency up to 500KHz.

KA3843 from other manufacturers

See all manufacturers

Brand Logo Part Number Description Other Manufacturers
ETC KA3843 CurrentMode PWM Controller ETC
Wing Shing Logo KA3843A Current Mode PWM Controller Wing Shing
Fairchild Semiconductor Logo KA3843AC SMPS Controller Fairchild Semiconductor
Wing Shing Logo KA3843AM Current Mode PWM Controller Wing Shing

More Datasheets from Fairchild (now onsemi)

Part Number Description
KA3842B SMPS Controller
KA3844B SMPS Controller
KA3845B SMPS Controller
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KA3882C SMPS Controller
KA3883 SMPS CONTROLLER
KA3883C SMPS Controller
KA3884 SMPS CONTROLLER
KA3885 SMPS CONTROLLER

KA3843B Distributor